Équations équilibrées la veille |
3 Br2 + 3 H2O = BrO3{-} + 5 Br{-} + 6 H{+}usingion{-}electronmethod
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
H2PO4 + KOH = H2O + KHPO4 =>
H2PO4 + KOH = H2O + KHPO4
CO + KMnO4 + KOH = K2CO3 + Mn02 + H2O =>
7 CO + 2 KMnO4 + 12 KOH = 7 K2CO3 + Mn02 + 6 H2O
N4Fe(CN)2 + K(MnO4) + H2SO4 = K2(SO4) + Mn(SO4) + Fe2(SO4)3 + CO2 + N2 + H2O =>
10 N4Fe(CN)2 + 22 K(MnO4) + 48 H2SO4 = 11 K2(SO4) + 22 Mn(SO4) + 5 Fe2(SO4)3 + 20 CO2 + 30 N2 + 48 H2O
Pb(No3)2 + KOH = Pb(OH)2 + KNo3 =>
Pb(No3)2 + 2 KOH = Pb(OH)2 + 2 KNo3
H4SiO4 + Ca(OH)2 = (CaOH)4SiO4 + H2O =>
H4SiO4 + 4 Ca(OH)2 = (CaOH)4SiO4 + 4 H2O
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Mg(OH)2 + NaNo3 = Mg(No3)2 + NaOH =>
Mg(OH)2 + 2 NaNo3 = Mg(No3)2 + 2 NaOH
Cl2 + FeO3 = FeCl3 + O2 =>
3 Cl2 + 2 FeO3 = 2 FeCl3 + 3 O2
ZnCl2(aq) + KOH(aq) = Zn(OH)2 + KCl =>
ZnCl2(aq) + 2 KOH(aq) = Zn(OH)2 + 2 KCl
H2 + Al2O3 = Al2 + H2O3 =>
H2 + Al2O3 = Al2 + H2O3
Fe + H3O{+} = Fe{2+} + H2 + H2O =>
Fe + 2 H3O{+} = Fe{2+} + H2 + 2 H2O
Na2O3Te + H2O + CH3OH + {-} = Te(OH)3{-} + Na2O2 + CH3{-} =>
Na2O3Te + H2O + CH3OH + 2e = Te(OH)3{-} + Na2O2 + CH3{-}
I2 + NaOH = NaI + NaIO3 + H2O =>
3 I2 + 6 NaOH = 5 NaI + NaIO3 + 3 H2O
Pb(NO3)2 + H2S = PbS + HNO3 =>
Pb(NO3)2 + H2S = PbS + 2 HNO3
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Zn(OH)2 + AgNO3 = Zn(NO3)2 + AgOH =>
Zn(OH)2 + 2 AgNO3 = Zn(NO3)2 + 2 AgOH
[NH4]2Cr2O7 = Cr2O3 + N2 + H2O =>
[NH4]2Cr2O7 = Cr2O3 + N2 + 4 H2O
AgNO3 + Ni = Ni(NO3)2 + Ag =>
2 AgNO3 + Ni = Ni(NO3)2 + 2 Ag
XCl2 + AgNO3 = X(NO3)2 + AgCl =>
XCl2 + 2 AgNO3 = X(NO3)2 + 2 AgCl
Sb2(SO4)3 + KMnO4 + H2O = H3SbO4 + K2SO4 + MnSO4 + H2SO4 =>
5 Sb2(SO4)3 + 4 KMnO4 + 24 H2O = 10 H3SbO4 + 2 K2SO4 + 4 MnSO4 + 9 H2SO4
C2H6H + O2 = CO2 + H2O =>
4 C2H6H + 15 O2 = 8 CO2 + 14 H2O
Al2(CO3)3 + HCl(aq) = AlCl3 + CO2 + H2O =>
Al2(CO3)3 + 6 HCl(aq) = 2 AlCl3 + 3 CO2 + 3 H2O
BaCl2(aq) + K2CrO4(aq) = KCl(aq) + BaCrO4(s) =>
BaCl2(aq) + K2CrO4(aq) = 2 KCl(aq) + BaCrO4(s)
KNO3 + H3PO = K3PO + HNO3 =>
3 KNO3 + H3PO = K3PO + 3 HNO3
FeCl3 + KCNS = Fe(CNS)3 + KCl =>
FeCl3 + 3 KCNS = Fe(CNS)3 + 3 KCl
C6H8O7 + Mg = H2 + MgC6O7 =>
C6H8O7 + Mg = 4 H2 + MgC6O7
WO3 + H2 = W + H2O =>
WO3 + 3 H2 = W + 3 H2O
[Ag(NH3)2]OH + CH3CHO = Ag + CH3COOH + NH3 + H2O =>
2[Ag(NH3)2]OH + CH3CHO = 2 Ag + CH3COOH + 4 NH3 + H2O
Ag2O + KOH + K2S2O8 = Ag2O2 + K2SO4 + H2O =>
Ag2O + 2 KOH + K2S2O8 = Ag2O2 + 2 K2SO4 + H2O
ZINC + H2SO4 = ZINCH2SO4 =>
ZINC + H2SO4 = ZINCH2SO4
Al + NH3 + H2O = AlOH + NH4 =>
Al + NH3 + H2O = AlOH + NH4
K2(CO)3 + HCl = KCl + H2(CO)3 =>
K2(CO)3 + 2 HCl = 2 KCl + H2(CO)3
CuCl2 + LiOH = CuOH + LiCl2 =>
CuCl2 + LiOH = CuOH + LiCl2
K2CO3(s) + HCl(aq) = KCl(aq) + H2O(l) + CO2(g) =>
K2CO3(s) + 2 HCl(aq) = 2 KCl(aq) + H2O(l) + CO2(g)
CH3OH + NH3 = NH3CH3OH =>
CH3OH + NH3 = NH3CH3OH
CuSO4 + PH3 + H2O = Cu2SO4 + H3PO4 + H2SO4 =>
8 CuSO4 + PH3 + 4 H2O = 4 Cu2SO4 + H3PO4 + 4 H2SO4
I2 + NaOH = NaI + NaIO3 + H2O =>
3 I2 + 6 NaOH = 5 NaI + NaIO3 + 3 H2O
HI(aq) + RbOH(aq) = H2O(l) + RbI(aq) =>
HI(aq) + RbOH(aq) = H2O(l) + RbI(aq)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
H3AsO3 + KOH = K + H3AsO4 + H2O =>
H3AsO3 + 2 KOH = 2 K + H3AsO4 + H2O
SCN{-} + MnO4{-} + H{+} = (CN)2 + SO4{2-} + Mn{2+} + H2O =>
10 SCN{-} + 14 MnO4{-} + 32 H{+} = 5(CN)2 + 10 SO4{2-} + 14 Mn{2+} + 16 H2O
Cr(OH)3 + KClO + K2CO3 = K2CrO4 + KCl + H2O + CO2 =>
2 Cr(OH)3 + 3 KClO + 2 K2CO3 = 2 K2CrO4 + 3 KCl + 3 H2O + 2 CO2
CoCl2 + H2O = CoCl2H2O =>
CoCl2 + H2O = CoCl2H2O
(NH4)3[PMo12O40]*12H2O + OH = NH4 + H3PO4 + MoO4 + H2O =>
(NH4)3[PMo12O40]*12H2O + 21 OH = 3 NH4 + H3PO4 + 12 MoO4 + 21 H2O
C4H10 + HCl = C2H6 + C2H5Cl =>
C4H10 + HCl = C2H6 + C2H5Cl
Fe(NO3)3 + KHCO3 = Fe(HCO3)3 + KNO3 =>
Fe(NO3)3 + 3 KHCO3 = Fe(HCO3)3 + 3 KNO3
KMnO4 + C12H22O11 = K2CO3 + MnO2 + CO2 + H2O =>
16 KMnO4 + C12H22O11 = 8 K2CO3 + 16 MnO2 + 4 CO2 + 11 H2O
AsO43{-} + I{-} + H{+} = I2 + AsO32{-} + H2O =>
AsO43{-} + 22 I{-} + 22 H{+} = 11 I2 + AsO32{-} + 11 H2O
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